1. The A. Exterior 2. The A. Exterior A 45° 4. The Multiple Choice. Choose the letter of the best answer. angles of a shape are the angles inside the shape. B. Interior C. Polygon D. Shape angles are the angles formed between a side-length and an extension, B. Interior C. Polygon D. Shape 3. What is the measurement of a supplementary angle? B. 90° C. 180° D. 360° states that for any n gon, the interior angles add up to (n - 2) × 180° A. Convex Polygon C. Sum of Exterior Angles B. Polygon Sum Formula D. Sum of Interior Angles 5. The Regular Polygon Interior Angle Formula states that for any equiangular n gon, the measure of each angle is B. (n - 2) × 180° D. 180° (n-2)X180° 360° 72 72
